From 8b0dfc9fc4e98ea9c029c5f7b49efaf011ce1979 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Wed, 23 Mar 2016 11:37:58 +0000 Subject: [PATCH] Don't cache events in get_current_state_for_key --- synapse/storage/events.py | 4 ++-- synapse/storage/state.py | 16 +++++++++------- 2 files changed, 11 insertions(+), 9 deletions(-) diff --git a/synapse/storage/events.py b/synapse/storage/events.py index e444b64cee..7bcddf1f31 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -157,7 +157,7 @@ class EventsStore(SQLBaseStore): # We purposefully do this first since if we include a `current_state` # key, we *want* to update the `current_state_events` table if current_state: - txn.call_after(self.get_current_state_for_key.invalidate_all) + txn.call_after(self._get_current_state_for_key.invalidate_all) txn.call_after(self.get_rooms_for_user.invalidate_all) txn.call_after(self.get_users_in_room.invalidate, (event.room_id,)) txn.call_after(self.get_joined_hosts_for_room.invalidate, (event.room_id,)) @@ -441,7 +441,7 @@ class EventsStore(SQLBaseStore): for event, _ in state_events_and_contexts: if not context.rejected: txn.call_after( - self.get_current_state_for_key.invalidate, + self._get_current_state_for_key.invalidate, (event.room_id, event.type, event.state_key,) ) diff --git a/synapse/storage/state.py b/synapse/storage/state.py index f06c734c4e..eab2c5a8ce 100644 --- a/synapse/storage/state.py +++ b/synapse/storage/state.py @@ -14,9 +14,7 @@ # limitations under the License. from ._base import SQLBaseStore -from synapse.util.caches.descriptors import ( - cached, cachedInlineCallbacks, cachedList -) +from synapse.util.caches.descriptors import cached, cachedList from twisted.internet import defer @@ -155,8 +153,14 @@ class StateStore(SQLBaseStore): events = yield self._get_events(event_ids, get_prev_content=False) defer.returnValue(events) - @cachedInlineCallbacks(num_args=3) + @defer.inlineCallbacks def get_current_state_for_key(self, room_id, event_type, state_key): + event_ids = yield self._get_current_state_for_key(room_id, event_type, state_key) + events = yield self._get_events(event_ids, get_prev_content=False) + defer.returnValue(events) + + @cached(num_args=3) + def _get_current_state_for_key(self, room_id, event_type, state_key): def f(txn): sql = ( "SELECT event_id FROM current_state_events" @@ -167,9 +171,7 @@ class StateStore(SQLBaseStore): txn.execute(sql, args) results = txn.fetchall() return [r[0] for r in results] - event_ids = yield self.runInteraction("get_current_state_for_key", f) - events = yield self._get_events(event_ids, get_prev_content=False) - defer.returnValue(events) + return self.runInteraction("get_current_state_for_key", f) def _get_state_groups_from_groups(self, groups, types): """Returns dictionary state_group -> (dict of (type, state_key) -> event id)